C3123223313331322121111331333133313231333132212111111222231323321   >>    C312322331333132212111133133313331323133313221211111122223132332   <<    C3123223313331322121111331333133313231333132212111111222231323323   >>      C3123223313331322121111331333133313231333132212111111222231323322   >>