C23221211113313331233133313331312111112111133313331333133313222313232321   >>    C2322121111331333123313331333131211111211113331333133313331322231323232   <<    C23221211113313331233133313331312111112111133313331333133313222313232323   >>      C23221211113313331233133313331312111112111133313331333133313222313232322   >>