Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: CNCc1cc(C#N)ccc1Oc1ccc(Cl)c(Cl)c1
b: COC[C@H](C)Oc1cc(Oc2cnc(C(=O)N3CCC3)cn2)cc(C(=O)Nc2cnc(C)cn2)c1
c: Cc1noc(-c2ccccc2)c1CCN1Cc2ccc(C=CC(=O)NO)cc2C1
d: CC(C)(C)c1cc(NC(=O)n2ccc3cc(Oc4ncnc5c4CNC5)ccc32)no1
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
4-(3,4-dichlorophenoxy)-3-(methylaminomethyl)benzonitrile