Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) COc1ccc(Cn2c([C@@H]3CCCN(C4CCCCC4)C3)nc3ccccc32)cc1
(b) O=C(c1ccc(-c2cccs2)cc1)N1CCn2c(nnc2-c2csc(C(F)(F)F)n2)C1
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}
2-[(3R)-1-cyclohexylpiperidin-3-yl]-1-[(4-methoxyphenyl)methyl]benzimidazole