Really need help picking

I've around 5k budget I'm going for asad and i want some help in choosing these are pure blind buys i want your opinions should i blind buy them and anyone who owns them please tell me smth about it cdnim is 150 ml bottle and ig i dont need that kind of amount of any perfume and iconic is 105ml some people dont really like iconic but i really wanna smell the blue de chanel thing people say it's too chemical smelling but some love it and say its quite close need some help I'm new into this