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Figure 3 The molecular synthesis scheme used to produce the title compound (3). The following were also used: a: (NH4)2S,EtOH; b: formic acid, acetone, THF; c: conc. HCl, formic acid. |
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Figure 3 The molecular synthesis scheme used to produce the title compound (3). The following were also used: a: (NH4)2S,EtOH; b: formic acid, acetone, THF; c: conc. HCl, formic acid. |