[ "accordion", "acoustic_bass", "acoustic_grand_piano", "acoustic_guitar_nylon", "acoustic_guitar_steel", "agogo", "alto_sax", "applause", "bagpipe", "banjo", "baritone_sax", "bassoon", "bird_tweet", "blown_bottle", "brass_section", "breath_noise", "bright_acoustic_piano", "celesta", "cello", "choir_aahs", "church_organ", "clarinet", "clavinet", "contrabass", "distortion_guitar", "drawbar_organ", "dulcimer", "electric_bass_finger", "electric_bass_pick", "electric_grand_piano", "electric_guitar_clean", "electric_guitar_jazz", "electric_guitar_muted", "electric_piano_1", "electric_piano_2", "english_horn", "fiddle", "flute", "french_horn", "fretless_bass", "fx_1_rain", "fx_2_soundtrack", "fx_3_crystal", "fx_4_atmosphere", "fx_5_brightness", "fx_6_goblins", "fx_7_echoes", "fx_8_scifi", "glockenspiel", "guitar_fret_noise", "guitar_harmonics", "gunshot", "harmonica", "harpsichord", "helicopter", "honkytonk_piano", "kalimba", "koto", "lead_1_square", "lead_2_sawtooth", "lead_3_calliope", "lead_4_chiff", "lead_5_charang", "lead_6_voice", "lead_7_fifths", "lead_8_bass__lead", "marimba", "melodic_tom", "music_box", "muted_trumpet", "oboe", "ocarina", "orchestra_hit", "orchestral_harp", "overdriven_guitar", "pad_1_new_age", "pad_2_warm", "pad_3_polysynth", "pad_4_choir", "pad_5_bowed", "pad_6_metallic", "pad_7_halo", "pad_8_sweep", "pan_flute", "percussive_organ", "piccolo", "pizzicato_strings", "recorder", "reed_organ", "reverse_cymbal", "rock_organ", "seashore", "shakuhachi", "shamisen", "shanai", "sitar", "slap_bass_1", "slap_bass_2", "soprano_sax", "steel_drums", "string_ensemble_1", "string_ensemble_2", "synth_bass_1", "synth_bass_2", "synth_brass_1", "synth_brass_2", "synth_choir", "synth_drum", "synth_strings_1", "synth_strings_2", "taiko_drum", "tango_accordion", "telephone_ring", "tenor_sax", "timpani", "tinkle_bell", "tremolo_strings", "trombone", "trumpet", "tuba", "tubular_bells", "vibraphone", "viola", "violin", "voice_oohs", "whistle", "woodblock", "xylophone" ]