Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) CC(=O)N1CCN(c2ccc(OCC3COC(Cn4ccnc4)(c4ccc(Cl)cc4Cl)O3)cc2)CC1
(b) CC(C)(C)c1cc(C(=O)NC[C@H]2CCN(C(=O)CCCCC(c3ccc(F)cc3)c3ccc(F)cc3)C2)cc(C(C)(C)C)c1
Answer: a, 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-[[(3R)-1-[6,6-bis(4-fluorophenyl)hexanoyl]pyrrolidin-3-yl]methyl]-3,5-ditert-butylbenzamide