i want to judge whether it is a special color. The special color is E1400. The character before 1400 must be E. The letter after the first letter E must after a number, The 1400 cannot split.
if it is EB1400, then No. if it is E1Y1400, then Yes. if it is E1Y400, then No. if it is E3S5D1400, then Yes.
