Task: Answer the MCQ question.
Question: Which drug has a 1.251\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. O=C(COc1ncnc2cc([N+](=O)[O-])ccc12)NCCc1ccc(Cl)cc1
b. CCCN(CCC)C(=O)CCS(=O)(=O)c1cccc2nsnc12
c. CCCOc1ccc(-c2nnc(-c3ccncc3)o2)cc1
d. COc1ccc2cc(CO)c(Cl)nc2c1
e. O=C(O)/C=C\C(=O)Nc1ccc(N2CCN(c3ccc(F)cc3)CC2)cc1
Answer: e. O=C(O)/C=C\C(=O)Nc1ccc(N2CCN(c3ccc(F)cc3)CC2)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#}
(Z)-4-[4-[4-(4-fluorophenyl)piperazin-1-yl]anilino]-4-oxobut-2-enoic acid