Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. COc1ccc2c(c1OC)CN(C)CCc1cc3c(cc1C(=O)C2)OCO3
b. CN1CCN(Cc2ccc3c(c2)Cc2c(-c4csc(C#CCOc5cccnc5)c4)n[nH]c2-3)CC1
c. CC(C)=Cc1cc(C(F)(F)F)cc(COCC2(c3ccc(F)cc3)CCN(C)CC2)n1
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
6-[(4-methylpiperazin-1-yl)methyl]-3-[5-(3-pyridin-3-yloxyprop-1-ynyl)thiophen-3-yl]-1,4-dihydroindeno[1,2-c]pyrazole