Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a -1.535\% 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 other words.
Options:
a) COc1ccc(CCN2C(=O)CC(Cc3ccc(Br)cc3)C2=O)cc1OC
b) CCCCC(CCC(=O)Nc1ccc(C(=O)OC)cc1)C(=O)O
c) O=C(NCCCc1ccccc1)C1CC1
d) Cc1ccc(CC(=O)Nc2cc(C)ccn2)cc1
Answer: a. COc1ccc(CCN2C(=O)CC(Cc3ccc(Br)cc3)C2=O)cc1OC
{#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#}
COc1ccc(CCN2C(=O)CC(Cc3ccc(Br)cc3)C2=O)cc1OC
COc1ccc(CCN2C(=O)CC(Cc3ccc(Br)cc3)C2=O)cc1OC
3-[(4-bromophenyl)methyl]-1-[2-(4,5-dimethoxyphenyl)ethyl]pyrrolidine-2,5-dione