{"0": "Extraembryonic ectoderm 1",
"1": "Anterior neuroectoderm",
"10": "Preplacodal ectoderm",
"11": "Posterior neuroectoderm",
"12": "Lateral plate mesoderm",
"13": "Hematopoietic progenitors",
"14": "Parietal endoderm",
"15": "Amnion mesoderm early",
"16": "Surface ectoderm",
"18": "Somites",
"2": "Primitive streak late",
"20": "Splanchnic mesoderm",
"21": "Heart",
"22": "Primitive blood late",
"23": "Notochord",
"24": "Brain",
"25": "Extraembryonic ectoderm 2",
"26": "Neuromesodermal progenitors (NMPs)",
"27": "Primordial germ cells (PGCs)",
"28": "Differentiated trophoblast cells",
"29": "Visceral endoderm early",
"30": "Presomitic mesoderm (PSM)",
"31": "Neuromesodermal Progenitors (NMPs)",
"32": "Angioblasts",
"33": "Neural crest",
"34": "Pharyngeal arch",
"35": "Mesenchyme",
"36": "Primitive blood progenitors",
"38": "Node",
"39": "Neural tube",
"4": "Primitive and definitive endoderm",
"40": "Visceral endoderm late",
"41": "Amnion mesoderm late",
"5": "Allantois",
"6": "Secondary heart field (SHF)",
"7": "Gut",
"9": "Primitive blood early"}