C11112331312111112111133133313331333133313331333133313331333221211321   >>    C1111233131211111211113313331333133313331333133313331333133322121132   <<    C11112331312111112111133133313331333133313331333133313331333221211323   >>      C11112331312111112111133133313331333133313331333133313331333221211322   >>