Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] Cc1cccc(N2CCN(CCCNC(=O)c3nc(C)n(-c4ccc5c(c4)OCCO5)c3C)CC2)c1C
[b] COc1cc(/C=C/c2nc3scc(C)c3c(=O)[nH]2)ccc1-n1cnc(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}
2-[(E)-2-[3-methoxy-4-(4-methylimidazol-1-yl)phenyl]ethenyl]-5-methyl-3H-thieno[2,3-d]pyrimidin-4-one