After John wrote the abstract "以1H-2-吲哚甲酸为原料合成1H-2-吲哚甲醛，再与苯偶酰、苯胺合成了新型的硼氟荧光染料，并通过1HNMR，13CNMR对结构进行了鉴定。该化合物的紫外-可见吸收光谱及荧光光谱测试表明：该染料有较高的荧光量子产率，相对较大的Stokes位移；且荧光性能呈现明显的溶剂效应。", he wrote these keywords "吲哚, BOPIM, 咪唑, 原料". Do you think his choice of keywords was correct? Answer yes or no.
no