Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) CC(C)(N)c1nc(-c2ccc(Cl)cc2)c[nH]1
b.) COCc1ccc(CCN2CCC(COc3nc4ccccc4c4cn(C)cc34)CC2)cc1
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}
4-[[1-[2-[4-(methoxymethyl)phenyl]ethyl]piperidin-4-yl]methoxy]-2-methylpyrrolo[3,4-c]quinoline