Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 5.435\% 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 CCOC(=O)CN(C(=O)CSc1nnc(-c2ccncc2)n1CCCOC)c1ccccc1
b CCN(CCN(C)C)C(=O)C1CCN(S(=O)(=O)c2c(C)noc2/C=C/c2ccccc2F)CC1
c NC(=O)CSc1nnc(-c2ccc(S(=O)(=O)N3CCOCC3)cc2)n1CC1CCCO1
d CNc1ccc(/C=C2\COc3ccccc3C2=O)cc1[N+](=O)[O-]
Answer: d. CNc1ccc(/C=C2\COc3ccccc3C2=O)cc1[N+](=O)[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#}
CNc1ccc(/C=C2\COc3ccccc3C2=O)cc1[N+](=O)[O-]
CNc1ccc(/C=C2\COc3ccccc3C2=O)cc1[N+](=O)[O-]
(3E)-3-[[4-(methylamino)-3-nitrophenyl]methylidene]chromen-4-one