C131312213233313231313231323232132313231313232233132333132322331311131121   >>    C13131221323331323131323132323213231323131323223313233313232233131113112   <<    C131312213233313231313231323232132313231313232233132333132322331311131123   >>      C131312213233313231313231323232132313231313232233132333132322331311131122   >>