Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
[a] CCNS(=O)(=O)c1ccc(CCC(=O)NCc2cccnc2)cc1
[b] CCN(CC)CCOC(=O)c1ccc(Cl)cc1Cl.Cl
[c] O=c1cc(CN2CCN(c3ccccc3)CC2)nc2scc(-c3ccccc3)n12
[d] O=C(Cn1nnc2ccccc2c1=O)N1CCOCC1
[e] O=c1oc(CCCO)cc2ccc(C#CC3(O)CCCCC3)cc12
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}