Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] Cc1cc(C(=O)N2CCN(c3ncccn3)CC2)nn1C
[b] COc1ccc(CNC(C)C2COc3ccccc3O2)c(OC)c1.O=C(O)C(=O)O
[c] COc1ccc(OC)c(N(/C(N)=N/c2nc(C)cc(C)n2)S(=O)(=O)c2ccc(NC(C)=O)cc2)c1
[d] CCOc1ccc(OCCn2c(=S)[nH]c3c(N)ncnc32)cc1
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}