Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] O=C([C@@H]1C[C@H]1c1ccc(C(F)(F)F)cc1)N1CCN(S(=O)(=O)c2cc(CCO)cc(C(F)(F)F)c2)CC1
[b] COc1cc(OC2CCN(C)CC2)ccc1Nc1ncc2c(n1)n(C1CCCC1)c(=O)n2C
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}
9-cyclopentyl-2-[2-methoxy-4-(1-methylpiperidin-4-yl)oxyanilino]-7-methylpurin-8-one