Task: Answer the multiple-choice question.
Question: Which drug has a -0.671\% 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, or d without using any other words.
Options:
(a) Cc1ccc(-c2nn(-c3ccccc3)cc2C(=O)O)o1
(b) Nc1cc(=O)[nH]c(SCC(=O)Nc2nc3ccc([N+](=O)[O-])cc3s2)n1
(c) COc1cc(C(=O)O)ccc1OCc1ccncc1
(d) CCOC(=O)c1[nH]c2cc3c(cc2c1NC(=O)CN1CCN(CCO)CC1)OCO3
Answer: d. CCOC(=O)c1[nH]c2cc3c(cc2c1NC(=O)CN1CCN(CCO)CC1)OCO3
{#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#}
CCOC(=O)c1[nH]c2cc3c(cc2c1NC(=O)CN1CCN(CCO)CC1)OCO3
CCOC(=O)c1[nH]c2cc3c(cc2c1NC(=O)CN1CCN(CCO)CC1)OCO3
ethyl 7-[[2-[4-(2-hydroxyethyl)piperazin-1-yl]acetyl]amino]-5H-[1,3]dioxolo[4,5-f]indole-6-carboxylate