Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) Cn1cnc2c1c(=O)[nH]c(=O)n2C
(b) Cc1cc(C)nc(N2C[C@H]3CN(C(=O)c4cccc(F)c4-n4nccn4)C[C@H]3C2)n1
(c) CCOC[C@@H](CC(C)C)NC(=O)[C@@H]1CNC[C@H](C(=O)N(c2cc(OCC)c(CC)cn2)C2CC2)[C@@H]1O.Cl
(d) COc1ccc2ncc(F)c([C@@H](O)CC[C@@H]3CCN(C4CC(c5ccccc5)C4)C[C@@H]3C(=O)O)c2c1
Answer: a, c, 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}
3,7-dimethylpurine-2,6-dione