C3132121111133313233121111331333133313331333133313331333133313331333223331321   >>    C313212111113331323312111133133313331333133313331333133313331333133322333132   <<    C3132121111133313233121111331333133313331333133313331333133313331333223331323   >>      C3132121111133313233121111331333133313331333133313331333133313331333223331322   >>