User: I want to know more about the compound with SMILES C#Cc1cccc(Nc2ncnc3cc(OCCOC)c(OCCOC)cc23)c1.[Cl-].[H+].
Assistant: How can I help?
User: Please describe this drug.
Assistant: Erlotinib hydrochloride is the hydrochloride salt of erlotinib. It has a role as a protein kinase inhibitor and an antineoplastic agent. It is a hydrochloride and a terminal acetylenic compound. It contains an erlotinib.
User: I want to know more about the {#molecule|chemical|compound!} with {SMILES__description} {SMILES#}.
Assistant: {#Sure, what is your question?|How can I help?|That sounds interesting, how can I help?|Interesting, how can I help?!}
User: {quest#}
Assistant: {#The answer is |!}{answ#}
C#Cc1cccc(Nc2ncnc3cc(OCCOC)c(OCCOC)cc23)c1.[Cl-].[H+]
[H+].COCCOC1=C(C=C2C(=C1)C(=NC=N2)NC3=CC=CC(=C3)C#C)OCCOC.[Cl-]
N-(3-ethynylphenyl)-6,7-bis(2-methoxyethoxy)quinazolin-4-amine;hydron;chloride
Please describe this drug.