C3123223313331322121111331333133313231333132212113313331323133112323222112311   >>    C312322331333132212111133133313331323133313221211331333132313311232322211231   <<    C3123223313331322121111331333133313231333132212113313331323133112323222112313   >>      C3123223313331322121111331333133313231333132212113313331323133112323222112312   >>