C3123223313331322121111331333133313231333132212111112111113232212111113321   >>    C312322331333132212111133133313331323133313221211111211111323221211111332   <<    C3123223313331322121111331333133313231333132212111112111113232212111113323   >>      C3123223313331322121111331333133313231333132212111112111113232212111113322   >>