You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 3-(3-methylanilino)-5-[(2R,3R)-2-methyl-3-(prop-2-enoylamino)piperidin-1-yl]pyrazine-2-carboxamide;3-(4-methylanilino)-5-[(2R,3R)-2-methyl-3-(prop-2-enoylamino)piperidin-1-yl]pyrazine-2-carboxamide;5-(3-methylanilino)-3-[(2R,3R)-2-methyl-3-(prop-2-enoylamino)piperidin-1-yl]-1,2,4-triazine-6-carboxamide;5-(4-methylanilino)-3-[(2R,3R)-2-methyl-3-(prop-2-enoylamino)piperidin-1-yl]-1,2,4-triazine-6-carboxamide by IUPAC nomenclature, provide its molecular formula.
user
C82H102N26O8
assistant