C23221211113313331233133313331312111112111133313331333112123232321   >>    C2322121111331333123313331333131211111211113331333133311212323232   <<    C23221211113313331233133313331312111112111133313331333112123232323   >>      C23221211113313331233133313331312111112111133313331333112123232322   >>