Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. Cn1c(=O)cc(NC2CCN(Cc3ccc4c(c3)OCO4)CC2)c2cc(C(F)(F)F)ccc21
b. CCC[N+](CCC)(CCC)CCC
Answer: a
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-(1,3-benzodioxol-5-ylmethyl)piperidin-4-yl]amino]-1-methyl-6-(trifluoromethyl)quinolin-2-one