C Si 1.0000000000000000 1.5423389071769500 -2.6714093497207401 0.0000000000000000 1.5423389071769500 2.6714093497207401 0.0000000000000000 0.0000000000000000 0.0000000000000000 5.0372577621346002 C Si 2 2 Cartesian 1.5423389071769515 0.8904697832402638 2.5211163916141541 1.5423389071769495 -0.8904697832402649 0.0024875105468548 1.5423389071769515 0.8904697832402638 4.4100880615138305 1.5423389071769495 -0.8904697832402649 1.8914591804465313