Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a -0.454\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) Cc1nnc2c(N3CCN(CCO)CC3)nc3ccccc3n12
(b) COc1ccccc1C(=O)NCC(=O)OCc1csc(-c2ccccc2)n1
(c) O=C(NCc1cccnc1)c1ccccc1CCc1ccccc1
(d) C/C(=N\N1CCN(Cc2ccc(C)cc2)CC1)c1ccco1
Answer: c. O=C(NCc1cccnc1)c1ccccc1CCc1ccccc1
{#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#}
O=C(NCc1cccnc1)c1ccccc1CCc1ccccc1
O=C(NCc1cccnc1)c1ccccc1CCc1ccccc1
2-(2-phenylethyl)-N-(pyridin-3-ylmethyl)benzamide