Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. COc1ccc2nccc([C@@H]3CN(C4CCN(Cc5ccc(C)c(C)c5)CC4)C(=O)O3)c2c1
b. O=C(C1CNCCC1(O)c1ccc(F)c(F)c1)N(Cc1c[nH]c2cccc(Cl)c12)C1CC1
c. O=C(O)[C@H](CC1CCC1)N1CC(CN2CCC(c3cnc4ccccn34)CC2)[C@@H](c2cccc(F)c2)C1
d. NC(=O)C1CCN(CCOc2ccc(Oc3nc4ncccc4s3)cc2)CC1
Answer: d
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}
1-[2-[4-([1,3]thiazolo[4,5-b]pyridin-2-yloxy)phenoxy]ethyl]piperidine-4-carboxamide