C1111133313331333121121133133313331333132313331333133313113123321   >>    C111113331333133312112113313331333133313231333133313331311312332   <<    C1111133313331333121121133133313331333132313331333133313113123323   >>      C1111133313331333121121133133313331333132313331333133313113123322   >>