C313212111113331323312111133133313331333133313331333133313311221323321   >>    C31321211111333132331211113313331333133313331333133313331331122132332   <<    C313212111113331323312111133133313331333133313331333133313311221323323   >>      C313212111113331323312111133133313331333133313331333133313311221323322   >>