You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 1-cyclopropyl-2-[(1,1-dioxothiolan-3-yl)methyl]-3-(2-propan-2-yl-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-a]pyridin-6-yl)guanidine by IUPAC nomenclature, provide its molecular formula.
user
C18H30N6O2S
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