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) C[C@H]1Cc2c([nH]c3ccc(F)cc23)[C@@]2(N1)C(=O)Nc1ccc(Cl)cc12
(b) O=C(NC1CCc2ccc(CCN3CCN(c4nsc5ccccc45)CC3)cc21)c1ccc(F)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}
N-[6-[2-[4-(1,2-benzothiazol-3-yl)piperazin-1-yl]ethyl]-2,3-dihydro-1H-inden-1-yl]-4-fluorobenzamide