Task: Answer the multiple-choice question.
Question: Which drug has a 19.678\% 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 additional words.
Options:
a CCCC[C@@H]1CNC(=O)C(=O)N1CCCc1cc(OC)c(OC)c(OC)c1
b Cc1ccc(OCCCCNC(C)c2ccccc2)c(C)c1
c COCCCNC(=O)Cn1cnc2sc(C)c(S(=O)(=O)N3CCN(c4ncccn4)CC3)c2c1=O
d C=C1CCC2C(C)(C)[C@@H](O)CC[C@@]2(C)[C@@H]1COc1ccc2ccc(=O)oc2c1
e CC(C)Cn1cc(C(=O)NCCCOC(C)C)c2c3ccccc3n(C)c2c1=O
Answer: d. C=C1CCC2C(C)(C)[C@@H](O)CC[C@@]2(C)[C@@H]1COc1ccc2ccc(=O)oc2c1
{#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#}
C=C1CCC2C(C)(C)[C@@H](O)CC[C@@]2(C)[C@@H]1COc1ccc2ccc(=O)oc2c1
C=C1CCC2C(C)(C)[C@@H](O)CC[C@@]2(C)[C@@H]1COc1ccc2ccc(=O)oc2c1
7-[[(1R,6S,8aR)-6-hydroxy-5,5,8a-trimethyl-2-methylidene-3,4,4a,6,7,8-hexahydro-1H-naphthalen-1-yl]methoxy]chromen-2-one