C3132121111133313233121111331333133313331333133313331333133313321323321   >>    C313212111113331323312111133133313331333133313331333133313331332132332   <<    C3132121111133313233121111331333133313331333133313331333133313321323323   >>      C3132121111133313233121111331333133313331333133313331333133313321323322   >>