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 additional words.
Options:
a: Cc1cc(=O)n(C[C@H](N)C2CCC(NCc3ncc4c(n3)NC(=O)CO4)CC2)c2cc(F)ccc12
b: CC(C)Oc1ccc(F)cc1-c1ccc(N2CCC(CNC(=O)c3ccc(-c4nc5cc(C#N)cc(C(C)C)c5o4)cc3)CC2)nc1
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}
2-[[[4-[(1R)-1-amino-2-(7-fluoro-4-methyl-2-oxoquinolin-1-yl)ethyl]cyclohexyl]amino]methyl]-8H-pyrimido[5,4-b][1,4]oxazin-7-one