Task: Answer the multiple-choice question.
Question: Which compound has a 0.778\% 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 other words.
Options:
a: Cc1nc2ccc(-c3nc4ccccc4o3)cc2[nH]1
b: N#Cc1c(SCC(=O)O)nc(N2CCOCC2)c2c1CCCC2
c: CN(Cc1ccccc1)c1ccc(C(=O)O)cc1[N+](=O)[O-]
d: O=C(CSc1n[nH]c(-c2cccnc2)n1)Nc1ccccc1
Answer: b. N#Cc1c(SCC(=O)O)nc(N2CCOCC2)c2c1CCCC2
{#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#Cc1c(SCC(=O)O)nc(N2CCOCC2)c2c1CCCC2
N#Cc1c(SCC(=O)O)nc(N2CCOCC2)c2c1CCCC2
2-[(4-cyano-1-morpholin-4-yl-5,6,7,8-tetrahydroisoquinolin-3-yl)sulfanyl]acetic acid