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 other words.
Options:
[a] CC(C)N(C)[C@@H]1CC[C@H](N2CC[C@H](NC(=O)c3cccc(OC(F)(F)F)c3)C2=O)[C@H](CS(=O)(=O)C(C)(C)C)C1
[b] CN[C@@H]1CCN(c2ccc(-n3ncc4cc(-c5ccc(C(F)(F)F)cc5)sc4c3=O)cn2)C1
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}
6-[6-[(3R)-3-(methylamino)pyrrolidin-1-yl]pyridin-3-yl]-2-[4-(trifluoromethyl)phenyl]thieno[2,3-d]pyridazin-7-one