C3123223313331322121111331333131133133313331333132313112113233231   >>    C312322331333132212111133133313113313331333133313231311211323323   <<    C3123223313331322121111331333131133133313331333132313112113233233   >>      C3123223313331322121111331333131133133313331333132313112113233232   >>