Task: Answer the multiple-choice question.
Query: Which compound exhibits a 18.694\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a.) COc1ccc(CCNC(=O)Cn2nc(C(=O)O)c3ccccc3c2=O)cc1OC
b.) C=CCOC(=O)C1=C(C)NC(=S)NC1c1cccs1
c.) COc1ccc(N2C(=NC(=O)C3CCCO3)SC3CS(=O)(=O)CC32)cc1
d.) Cc1cc(N)n(-c2ccc(C)c(C)c2)n1.Cl
e.) COc1ccccc1N(C)S(=O)(=O)c1ccc(C(=O)Nc2ccc3nc(C)sc3c2)cc1
Answer: a. COc1ccc(CCNC(=O)Cn2nc(C(=O)O)c3ccccc3c2=O)cc1OC
{#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#}
COc1ccc(CCNC(=O)Cn2nc(C(=O)O)c3ccccc3c2=O)cc1OC
COc1ccc(CCNC(=O)Cn2nc(C(=O)O)c3ccccc3c2=O)cc1OC
3-[2-[2-(3,4-dimethoxyphenyl)ethylamino]-2-oxoethyl]-4-oxophthalazine-1-carboxylic acid