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 additional words.
Options:
[a] O=C(CCc1cccnc1)NC1CCC(c2ccc(O)cc2)CC1
[b] CNC(=O)c1cc(OCCCCN2CCC(c3noc4cc(F)ccc34)CC2)ccc1F
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}
2-fluoro-5-[4-[4-(6-fluoro-1,2-benzoxazol-3-yl)piperidin-1-yl]butoxy]-N-methylbenzamide