OMG is in a country which has a capital gains tax, conducted the following transactions: a$.$ Purchased a building in February $2018$ for $$26,000,000.$ In March $2019,$ the company spent $$2,000,000$ to install solar panels for electricity in the building. The building was sold for $$28,500,000$ in $2021.$ The annual maintenance cost was $$500,000.$ The cost of advertising the sale of the building and the legal fees amounted to $$1,500,000.$

b$.$ A motor vehicle was purchased for $$5$ million on January $1,2018.$ The vehicle was sold in $2021$ for $$4\mathrm{.}5$ million.

c$.$ Bought an antique painting for $$3\mathrm{.}5$ million in $2019.$ The painting was sold in $2021$ for $$10$ million.

d$.$ Purchased a government bond for $$5,000,000$ in $2018$ and sold it for $$7,500,000$ in $2021.$

The company is entitled to an Annual Exemption of $$500,000.$

Capital losses as of $1$ January $2021$ were $$1,500,000.$ Calculate the capital gains tax in $2021,$ assuming a capital gains tax of $15\%.$