Task: Answer the multiple-choice question.
Question: Which drug has a 12.327\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) O=C(c1ccc(N2CCN(C(=O)c3cccc(F)c3)CC2)cc1)c1cccc(F)c1
(b) O=C(O)CCc1nn2c3ccccc3nc2n(CCN2CCCCC2)c1=O
(c) COc1ccc(-c2nnc(N3CCC(C)CC3)c3ccccc23)cc1
Answer: b. O=C(O)CCc1nn2c3ccccc3nc2n(CCN2CCCCC2)c1=O
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
2-(3-hydroxy-3-oxopropyl)-4-(2-piperidin-1-ylethyl)-[1,2,4]triazino[2,3-a]benzimidazol-3-one