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(C)OC[C@H](Oc1ncnc2c1cnn2-c1ncccc1Cl)C(=O)Nc1ccc(F)cn1
(b) C[C@H]1C[C@H]2CSC(N)=N[C@@]2(c2nc(NC(=O)c3ccc(OC(F)F)cn3)ccc2F)CO1
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-[(4aR,6S,8aS)-2-amino-6-methyl-4a,5,6,8-tetrahydro-4H-pyrano[3,4-d][1,3]thiazin-8a-yl]-5-fluoropyridin-2-yl]-5-(difluoromethoxy)pyridine-2-carboxamide