Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: N#Cc1ccc2ccc(=O)n(CCN3CC[C@H](NCc4ccc5c(n4)NC(=O)CO5)[C@@H](F)C3)c2c1
b: COCCCn1cc(CN(C(=O)C2CNCCC2(O)c2ccc(F)c(F)c2)C2CC2)c2c(F)cccc21
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}
1-[2-[(3S,4S)-3-fluoranyl-4-[(3-oxidanylidene-4H-pyrido[3,2-b][1,4]oxazin-6-yl)methylamino]piperidin-1-yl]ethyl]-2-oxidanylidene-quinoline-7-carbonitrile