You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name [2-[[(1R,3aS,5aR,5bR,9S,11aR)-3a-[[2-[didecyl(methyl)azaniumyl]acetyl]oxymethyl]-5a,5b,8,8,11a-pentamethyl-1-prop-1-en-2-yl-1,2,3,4,5,6,7,7a,9,10,11,11b,12,13,13a,13b-hexadecahydrocyclopenta[a]chrysen-9-yl]oxy]-2-oxoethyl]-didecyl-methylazanium into its molecular formula.
user
C76H142N2O4+2
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