This chemical is called Strontium tin oxide (SrSnO3), and its systematic name is Strontium oxostannanediolate. With the molecular formula of O₃SnSr, its molecular weight is 254.33. The CAS registry number of this chemical is 12143-34-9. 
This chemical is somewhat harmful to water, so do not pour the undiluted chemical to the channels or sewage systems without the government's permission. In addition, this chemical should be sealed in the cool and dry place, away from oxides and light.

Other characteristics of the Strontium tin oxide (SrSnO3) can be summarised as followings: (1)#H bond acceptors: 3; (2)#H bond donors: 2; (3)Polar Surface Area: 57.53 Ų.

When you are using this chemical, please be cautious about it as the following:This chemical is irritating to eyes, respiratory system and skin. You should wear suitable protective clothing if you use it. In case of contacting with eyes, rinse immediately with plenty of water and seek medical advice. 

You can still convert the following datas into molecular structure: 
1.SMILES: [Sr+2].[O-][Sn]([O-])=O
2.InChI: InChI=1/3O.Sn.Sr/q;2*-1;;+2/rO3Sn.Sr/c1-4(2)3;/q-2;+2
3.InChIKey: HEMRNJFVXQXUPK-BESXNVDFAU
4.Std. InChI: InChI=1S/3O.Sn.Sr/q;2*-1;;+2
5.Std. InChIKey: HEMRNJFVXQXUPK-UHFFFAOYSA-N