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 additional words.
Options:
a CC[C@H](C)NC(=O)CCCCCn1c(=S)[nH]c2c([nH]c3ccc(OC)cc32)c1=O
b COc1cc(NC(=O)C/C(C)=N/NC(=O)Cc2ccc(Cl)cc2)c(OC)cc1Cl
c O=C(NNC(=O)c1cc(Cl)ccc1O)c1cccc(S(=O)(=O)N2CCOCC2)c1
d O=C(c1ccco1)N1CCN(C(=S)NC2CC3CCC2C3)CC1
Answer: d
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}