Task: Answer the MCQ question.
Query: Which drug exhibits a 6.185\% 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(COC(=O)CNC(=O)C1CCCCC1)Nc1ccc2ccccc2c1
b COc1ccc(CCNC(=O)CSc2nnc(-c3ccccc3)c3ccccc23)cc1OC
c CCOc1ccc(CNC(=O)CCn2c(=O)oc3ccccc32)cc1
d N#Cc1ccc(NC(=O)C2=COCCO2)cc1
Answer: d. N#Cc1ccc(NC(=O)C2=COCCO2)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#Cc1ccc(NC(=O)C2=COCCO2)cc1
N#Cc1ccc(NC(=O)C2=COCCO2)cc1
N-(4-cyanophenyl)-2,3-dihydro-1,4-dioxine-5-carboxamide