Task: Answer the MCQ question.
Query: Which drug exhibits a -38.111\% 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 additional words.
Options:
a) O=C(CCN1C(=O)/C(=C\C=C\c2ccccc2)SC1=S)Nc1ccc(C(=O)O)cc1
b) C=CCN(CC=C)C(=O)COC(=O)c1n[nH]c2ccccc12
c) C=CCc1cc(OC)ccc1OCC(O)CN1CCN(c2ccc(OC)cc2)CC1.Cl
d) CCOC(=O)C1CCCN(c2c(NCCCN(CC)c3ccccc3)c(=O)c2=O)C1
Answer: c. C=CCc1cc(OC)ccc1OCC(O)CN1CCN(c2ccc(OC)cc2)CC1.Cl
{#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#}
1-[4-(4-methoxyphenyl)piperazin-1-yl]-3-(4-methoxy-2-prop-2-enylphenoxy)propan-2-ol;hydrochloride