Task: Please answer the multiple choice question.
Question: Which molecules are 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) Fc1cc(-c2cc3sc(N4CCC(N5CCCCC5)CC4)nc3cn2)ccn1
(b) Cc1c([C@H]2CN3CCN(C(=O)Cc4ccc(-n5cnnn5)nn4)C[C@H]3CO2)ccc(F)c1C#N
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}
6-(2-fluoropyridin-4-yl)-2-(4-piperidin-1-ylpiperidin-1-yl)-[1,3]thiazolo[4,5-c]pyridine