Task: Answer the multiple choice question.
Query: Which drug has a 1.887\% 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 Cc1ccc(C)c(NC(=O)N2CCCCCC2)c1
b Clc1ccc(-c2csc(N/N=C/c3ccc4c(c3)OCO4)n2)cc1
c CCSc1nc2c(c(=O)n(C)c(=O)n2C)n1Cc1ccc(Cl)cc1
d CCOc1nc(SCCOc2ccccc2)nc(N(C)C)n1
Answer: b. Clc1ccc(-c2csc(N/N=C/c3ccc4c(c3)OCO4)n2)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#}
N-[(E)-1,3-benzodioxol-5-ylmethylideneamino]-4-(4-chlorophenyl)-1,3-thiazol-2-amine