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      ?? ?? ????

      << ??    ?? >>
      ????:????

      ??

      ????

      CAS ??

      ??/%

      ??

      ???

      01

      4-???????
      4-methoxyquinazoline
       16347-95-8 -- --

      02

      4-?????????
      4-morpholinoquinazoline
        7471-81-0 -- --

      03

      4-???????
      4-chloroquinazoline
        5190-68-1 -- --

      04

      5-????????
      5-fluoroquinazoline
        16499-43-7
      -- --
      05 5-???????
      5-chloroquinazoline
       7556-90-3 -- --

      06

      ????-5-??
      quinazolin-5-amine
       101421-71-0 -- --
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