Task: Answer the multiple choice question.
Query: Which compound exhibits a 5.654\% 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) O=C(CSc1ncnc2ccccc12)Nc1ccc2c(c1)OCO2
(b) Cc1cccc(N2CCN(S(=O)(=O)c3ccc4c(c3)n(C)c(=O)c(=O)n4C)CC2C)c1
(c) Clc1ccc(-c2cn3cccnc3n2)cc1Cl
(d) N#CCCN(C(=O)Nc1ccc(Cl)cc1)c1ccccc1
Answer: d. N#CCCN(C(=O)Nc1ccc(Cl)cc1)c1ccccc1
{#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#}
3-(4-chlorophenyl)-1-(2-cyanoethyl)-1-phenylurea