C3123223313331322121111331333133313231333132212113313331323221231231121   >>    C312322331333132212111133133313331323133313221211331333132322123123112   <<    C3123223313331322121111331333133313231333132212113313331323221231231123   >>      C3123223313331322121111331333133313231333132212113313331323221231231122   >>