C313212111113331323312111133133313331333133313331333133313331331123123232321   >>    C31321211111333132331211113313331333133313331333133313331333133112312323232   <<    C313212111113331323312111133133313331333133313331333133313331331123123232323   >>      C313212111113331323312111133133313331333133313331333133313331331123123232322   >>