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) COc1ccc([C@@H](C)N[C@@H]2CC[C@@H](C(=O)N3CCC(c4ccccc4)(c4cccnc4)CC3)C(C)(C)C2)cc1
(b) COc1cc2c(Oc3ccc4[nH]c(C)c(C)c4c3)ncnc2cc1OCCN1CCN(CC(C)=O)CC1
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}
1-[4-[2-[4-[(2,3-dimethyl-1H-indol-5-yl)oxy]-6-methoxyquinazolin-7-yl]oxyethyl]piperazin-1-yl]propan-2-one