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system
Name the molecular formula for the molecule established as 3-[6-[[[2-(2-amino-8-ethylquinazolin-4-yl)-2-hydrazinylideneethylidene]amino]methyl]pyridin-2-yl]-3-methylbutanoic acid;2-[6-[[[2-(2-amino-8-methylquinazolin-4-yl)-2-hydrazinylideneethylidene]amino]methyl]pyridin-2-yl]propan-2-ol;4-[1-[(6-tert-butylpyridin-2-yl)methyl]triazol-4-yl]-8-ethylquinazolin-2-amine;4-[1-[(6-cyclopropylpyridin-2-yl)methyl]triazol-4-yl]-8-methylquinazolin-2-amine;8-ethyl-4-[2-[[6-(methoxymethyl)pyridin-2-yl]methylimino]ethanehydrazonoyl]quinazolin-2-amine;8-methyl-4-[2-[[6-[[(3S)-oxolan-3-yl]oxymethyl]pyridin-2-yl]methylimino]ethanehydrazonoyl]quinazolin-2-amine using the IUPAC nomenclature.
user
C127H142N42O6
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