Problem statement: Answer the MCQ question.
Question: Which drug has a 18.492\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
(a) C=CCc1cc(C=O)cc(OCC)c1OCc1ccc(Cl)cc1
(b) CC1(c2ccc(OC(F)F)cc2)NC(=O)N(/N=C/c2c(O)ccc3ccccc23)C1=O
(c) CC(C)Cc1nnc(NC(=O)CCC(=O)N2CCOCC2)s1
(d) COc1ccc(Cn2c(SCc3cc(C)ccc3C)nc3cc(OC)c(OC)cc3c2=N)cc1
(e) O=[N+]([O-])c1ccc(N2CCNCC2)cc1NC1CC1
Answer: a. C=CCc1cc(C=O)cc(OCC)c1OCc1ccc(Cl)cc1
{#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#}
4-[(4-chlorophenyl)methoxy]-3-ethoxy-5-prop-2-enylbenzaldehyde