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) COC1COCCC1N[C@@H]1C[C@H]2CCC[C@@]2(C(=O)N2CCc3ncc([N+](=O)[O-])cc3C2)C1
b) Cc1nc2cnc(Oc3ccc4ncsc4c3)cc2c(=O)n1CC1CCCN(C(C)C)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-(1,3-benzothiazol-6-yloxy)-2-methyl-3-[(1-propan-2-ylpiperidin-3-yl)methyl]pyrido[3,4-d]pyrimidin-4-one