Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a NC(=O)c1ccc(Oc2ccc(CN3CCC(N4C(=O)N(C5CCCCC5)C[C@H]4c4ccccc4)CC3)cc2)cc1
b Cc1ncccc1C(=O)N1CC[C@H](NCc2cncn2Cc2ccc(C#N)cc2)C1=O
Answer: b
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-[[5-[[[(3S)-1-(2-methylpyridine-3-carbonyl)-2-oxopyrrolidin-3-yl]amino]methyl]imidazol-1-yl]methyl]benzonitrile