4

O       0.225800779564554      0.377262526001675      0.170171748836855
O       1.511769680244291      1.394628205368770      0.259803538884748
Ti      1.466672424348873      0.271438918771500      1.441464240583805
Ti      0.253218444521106      1.747591666306591      1.610183028850088