Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest LD50 in rats (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any other words.
Options:
[a] C=CC1CN2CCC1CC2C(O)c1ccnc2ccc(OC)cc12
[b] C[Si](C)(C)Cl
[c] CCCCOC(=O)CCC(=O)OCCCC
[d] C=C(C)C#N
Answer: d
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}